🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.41 AU - 0.63 AU

Year: 246 Days

Day: 24.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.8

Radius: 11.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.27 AU - 1.41 AU

Year: 1018 Days

Day: 8.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,024,256 km

• M1: 144,512 km (0.115 R)
• M2: 519,853 km (0.091 R)
• M3: 883,974 km (0.109 R)
• M4: 1,701,077 km (0.071 R)
• M5: 2,123,093 km (0.064 R)
• M6: 2,515,339 km (0.041 R)
• M7: 2,968,620 km (0.069 R)
• M8: 3,462,293 km (0.112 R)
• M9: 4,056,197 km (0.103 R)
• M10: 4,649,502 km (0.054 R)
• M11: 5,772,982 km (0.112 R)
• M12: 6,419,544 km (0.097 R)
• M13: 7,136,417 km (0.095 R)
• M14: 8,601,429 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 13.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.42 AU - 1.76 AU

Year: 1315 Days

Day: 14.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,024,256 km

• M1: 173,683 km (0.086 R)
• M2: 608,265 km (0.042 R)
• M3: 1,086,081 km (0.083 R)
• M4: 1,584,541 km (0.066 R)
• M5: 2,559,320 km (0.109 R)
• M6: 3,066,308 km (0.09 R)
• M7: 4,143,861 km (0.112 R)
• M8: 4,947,052 km (0.042 R)
• M9: 5,545,743 km (0.115 R)
• M10: 6,009,197 km (0.112 R)
• M11: 6,618,808 km (0.102 R)
• M12: 8,354,143 km (0.105 R)
• M13: 8,817,149 km (0.087 R)
• M14: 10,018,121 km (0.047 R)
• M15: 10,809,793 km (0.109 R)
• M16: 12,075,091 km (0.069 R)
• M17: 12,518,200 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.4

Radius: 11.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.24 AU - 1.94 AU

Year: 1315 Days

Day: 10.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,024,256 km

• M1: 147,055 km (0.101 R)
• M2: 739,911 km (0.099 R)
• M3: 1,171,800 km (0.037 R)
• M4: 1,550,432 km (0.116 R)
• M5: 2,012,690 km (0.063 R)
• M6: 2,843,108 km (0.106 R)
• M7: 3,618,623 km (0.118 R)
• M8: 4,399,673 km (0.051 R)
• M9: 5,504,753 km (0.12 R)
• M10: 5,952,948 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.6

Radius: 9.4

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.68 AU - 2.76 AU

Year: 2170 Days

Day: 9.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,024,256 km

• M1: 116,836 km (0.103 R)
• M2: 426,653 km (0.11 R)
• M3: 790,625 km (0.069 R)
• M4: 1,975,889 km (0.043 R)
• M5: 4,571,711 km (0.06 R)
• M6: 5,953,995 km (0.108 R)
• M7: 6,310,936 km (0.111 R)
• M8: 7,673,772 km (0.052 R)
• M9: 8,314,350 km (0.113 R)
• M10: 8,875,043 km (0.08 R)
• M11: 9,193,986 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.2

Radius: 8.2

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.36 AU - 2.72 AU

Year: 2656 Days

Day: 9.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,024,256 km

• M1: 102,026 km (0.118 R)
• M2: 393,143 km (0.092 R)
• M3: 667,954 km (0.108 R)
• M4: 1,157,140 km (0.069 R)
• M5: 1,532,481 km (0.1 R)
• M6: 2,403,589 km (0.091 R)
• M7: 3,052,694 km (0.096 R)
• M8: 6,013,386 km (0.099 R)
• M9: 6,799,971 km (0.066 R)
• M10: 7,115,623 km (0.034 R)
• M11: 8,843,628 km (0.067 R)
• M12: 9,786,992 km (0.109 R)
• M13: 10,190,009 km (0.086 R)
• M14: 11,425,537 km (0.095 R)
• M15: 12,628,903 km (0.07 R)
• M16: 14,377,552 km (0.095 R)
• M17: 14,994,793 km (0.109 R)
• M18: 17,965,358 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.1

Radius: 12.9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.95 AU - 5.45 AU

Year: 6684 Days

Day: 5 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,024,256 km

• M1: 160,369 km (0.093 R)
• M2: 566,527 km (0.113 R)
• M3: 1,142,180 km (0.088 R)
• M4: 1,549,086 km (0.102 R)
• M5: 1,951,355 km (0.059 R)
• M6: 2,726,571 km (0.064 R)
• M7: 3,744,435 km (0.061 R)
• M8: 4,778,605 km (0.114 R)
• M9: 6,692,560 km (0.027 R)
• M10: 7,260,284 km (0.096 R)
• M11: 9,031,223 km (0.078 R)
• M12: 12,127,002 km (0.073 R)
• M13: 14,027,344 km (0.111 R)
• M14: 15,440,595 km (0.088 R)
• M15: 17,869,166 km (0.114 R)
• M16: 20,764,334 km (0.094 R)
• M17: 21,515,315 km (0.077 R)
• M18: 23,151,318 km (0.088 R)
• M19: 25,205,296 km (0.076 R)
• M20: 25,630,304 km (0.046 R)
• M21: 30,242,556 km (0.113 R)
• M22: 31,994,497 km (0.113 R)
• M23: 35,486,859 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.5

Radius: 12.9

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.8 AU - 6.08 AU

Year: 7203 Days

Day: 8.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,024,256 km

• M1: 160,369 km (0.079 R)
• M2: 2,112,920 km (0.118 R)
• M3: 2,952,613 km (0.09 R)
• M4: 3,494,307 km (0.092 R)
• M5: 4,354,046 km (0.114 R)
• M6: 5,530,035 km (0.098 R)
• M7: 7,984,786 km (0.116 R)
• M8: 10,284,854 km (0.072 R)
• M9: 12,727,188 km (0.112 R)
• M10: 13,324,682 km (0.086 R)
• M11: 14,634,412 km (0.069 R)
• M12: 17,642,077 km (0.084 R)
• M13: 25,358,185 km (0.098 R)
• M14: 26,919,987 km (0.044 R)
• M15: 34,122,227 km (0.093 R)
• M16: 36,024,214 km (0.105 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 11,396 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit